package com.atguigu.gulimall.cart.vo;

import java.math.BigDecimal;
import java.util.List;

public class Cart {
   private List<CartItem> items;
   private Integer countNum;
   private Integer countType;
   private BigDecimal totalAmount;
   private BigDecimal reduce = new BigDecimal("0");

    public List<CartItem> getItems() {
        return items;
    }

    public void setItems(List<CartItem> items) {
        this.items = items;
    }

    public Integer getCountNum() {
        int count=0;
        if(items!=null && items.size()>0){
            for (CartItem item : items) {
                count+=item.getCount();
            }
        }
        return count;
    }

    public Integer getCountType() {
        int count=0;
        if(items!=null && items.size()>0){
            for (CartItem item : items) {
                count+=1;
            }
        }
        return countType;
    }

    public BigDecimal getTotalAmount() {
        //1计算购物项总价
        BigDecimal amount=new BigDecimal("0");
        if(items!=null && items.size()>0){
            for (CartItem item : items) {
                if (item.getCheck()){
                    BigDecimal totalPrice = item.getTotalPrice();
                    amount=amount.add(totalPrice);
                }

            }
        }
        //2减去优惠总价
        BigDecimal subtract=amount.subtract(getReduce());

        return subtract;
    }


    public BigDecimal getReduce() {
        return reduce;
    }

    public void setReduce(BigDecimal reduce) {
        this.reduce = reduce;
    }
}
